Java06. ДЗ 01, Горячева Валерия

task1_git/.gitignore

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+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+build
+.gradle
+.idea
+*.iml
+out/
+
+.m_git
+kek/

task1_git/Readme.md

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+# Git
+
+### Description
+
+This repository contains simple draft of **git**.
+
+### Usage
+
+The following commands are available:<br/>
+```
+init
+add <file>
+commit <message> <files>
+reset <to_commit>
+log [from_commit]
+checkout <commit>
+```
+where *&lt;smth&gt;* means mandatory argument while *[smth]* 
+implies he optional one.<br/>
+*commit* is represented as short (at least 7 symbols) or entire hash code.
+
+
+### File hierarchy
+
+    .m_git/
+        logs/
+            [log_file_for_branch]
+        storage/
+            [dir_as_hashcode]
+                [file]
+        index/
+            [file]
+         HEAD - file with information about current state
+
+
+### How to build and run
+
+In order to run this app, follow this steps:
+
+* clone this repository 
+* checkout on branch *task1_git*
+* run `./gradlew installDist`
+* go to the `./build/install/task1_git/bin/`
+* execute `task1_git` (or `task1_git.bat` on Windows)

task1_git/build.gradle

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+group 'ru.ifmo'
+version '1.0-SNAPSHOT'
+
+apply plugin: 'java'
+apply plugin: 'application'
+
+mainClassName = "ru.ifmo.git.Git"
+
+sourceCompatibility = 1.8
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testCompile group: 'junit', name: 'junit', version: '4.12'
+    compile group: 'net.sourceforge.argparse4j', name: 'argparse4j', version: '0.2.0'
+    compile group: 'org.apache.commons', name: 'commons-io', version: '1.3.2'
+    implementation 'com.google.code.gson:gson:2.8.5'
+}
+

task1_git/gradle/wrapper/gradle-wrapper.properties

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+#Fri Sep 14 13:38:27 MSK 2018
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.0-all.zip

task1_git/settings.gradle

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+rootProject.name = 'task1_git'
+

task1_git/src/main/java/ru/ifmo/git/Git.java

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+package ru.ifmo.git;
+
+import ru.ifmo.git.masters.GitParser;
+import ru.ifmo.git.util.*;
+
+import net.sourceforge.argparse4j.inf.*;
+
+public class Git {
+
+    public static void main(String[] args) {
+        GitParser gitParser = new GitParser();
+        try {
+            Namespace ns = gitParser.parseArgs(args);
+            Command command = (Command) ns.getAttrs().remove("cmd");
+            CommandResult result = command.execute(ns.getAttrs());
+            if(result.getStatus() != ExitStatus.SUCCESS) {
+                System.out.println("exit with code " + result.getStatus());
+            }
+            System.out.print(result.getMessage().read());
+        } catch (ArgumentParserException e) {
+            gitParser.handleError(e);
+        } catch (GitException e) {
+            System.out.print(e.getMessage());
+        }
+    }
+
+}